地基软弱的多层砌体结构，当上部荷载较大且不地基不均匀时，一般采用_______。
A. 独立基础
B. 条形基础
C. 井格基础
D. 筏形基础
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刚性基础的受力特点是______。
A. 抗拉强度大、抗压强度小
B. 抗拉强度小、抗压强度大
C. 抗拉强度、抗压强度均大
D. 抗剪切强度大
对于大量砖混结构的多层建筑的基础，通常采用_____。
A. 单独基础
B. 条形基础
C. 筏形基础
D. 箱形基础
地基软弱的多层砌体结构，当上部荷载较大且不均匀时，一般采用（）。
A. 柱下条形基础
B. 柱下独立基础
C. 箱型基础
D. 筏形基础
Which of the following statements properly expresses the main thought of the song?
A. Being a woman is harder than being a man.
B. Though having different roles to play in life, women in modern society are doing their best.
C. Women's social status and living condition need more concern and improvement.
D. Women nowadays are making great contributions to society.
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